Software Engineer – Kubernetes Core (Remote)

About the role

Join BairesDev as a Software Engineer focused on the Kubernetes Core. You will work directly on the upstream Kubernetes codebase, shaping the core components that power container orchestration for global clients.

Key responsibilities

• Design, develop, and maintain core Kubernetes components such as the API server, scheduler, and controller manager using Go.
• Contribute to Special Interest Groups (SIGs) to drive architectural improvements and new feature development.
• Implement and optimize low‑level interfaces, including the Container Runtime Interface (CRI) and Container Network Interface (CNI).
• Review community pull requests, participate in upstream technical discussions, and propose design changes.
• Debug and resolve complex distributed‑system issues within the core orchestration layer.
• Ensure stability and performance of the Kubernetes ecosystem through rigorous testing and collaboration.

Required profile

• 8+ years of software engineering experience with a focus on systems programming.
• Advanced proficiency in Go (Golang) and experience building large‑scale distributed systems.
• Proven contributions to the Kubernetes codebase or other CNCF projects.
• Deep understanding of Kubernetes internals, including API server, scheduler, and controllers.
• Expertise in low‑level container technologies such as CRI, CNI, and OCI runtimes.
• Advanced English communication skills.

Required skills

• Go (Golang)
• Kubernetes core development
• API server, scheduler, controller manager
• Container Runtime Interface (CRI)
• Container Network Interface (CNI)
• OCI runtimes
• Distributed systems engineering

What we offer

• 100% remote work from anywhere.
• Competitive compensation in USD or local currency.
• Hardware and software setup for home office.
• Flexible schedule and self‑managed hours.
• Paid parental leave, vacation, and national holidays.
• Multicultural environment with top‑tier global talent.
• Mentorship, promotion pathways, and continuous skill development.